xloader | 660d63fb00fa5f47737a5b22014f8bdf22080722ac16da61216caa5e99210b65

General

Target

39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
Size

251KB
MD5

130dc13fcd533d00374ef50177d8c54c
SHA1

39c29125a8c776bd6eed886f346804a23d518b77
SHA256

5614fc852594749ecfbc1f741c9a2ad20edce64652a5c422ed4ca7c5943184a7
SHA512

2fce01506706dc9409ed2a231b43c439f76d86e921b7f51c8ba9fc8a044d1004dcce6c0beeda4ec4fcbf15f1df36160073ced6db7916228a5be2512205aa8587

Score

10^/10

xloader uar3 loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

uar3

Decoy

sgadvocats.com

mjscannabus.com

hilldaley.com

ksdollhouse.com

hotgiftboutique.com

purebloodsmeet.com

relaunched.info

cap-glove.com

productcollection.store

fulikyy.xyz

remoteaviationjobs.com

bestcleancrystal.com

virtualorganizationpartner.com

bookgocar.com

hattuafhv.quest

makonigroup.com

officecom-myaccount.com

malgorzata-lac.com

e-learningeducators.com

hygilaur.com

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/268-55-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Loads dropped DLL 1 IoCs

Processes:

39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

pid process

1916 39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

pid	process
1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

description	pid	process	target process
PID 1916 set thread context of 268	1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

pid process

268 39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

pid	process
268	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

description	pid	process	target process
PID 1916 wrote to memory of 268	1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
PID 1916 wrote to memory of 268	1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
PID 1916 wrote to memory of 268	1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
PID 1916 wrote to memory of 268	1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
PID 1916 wrote to memory of 268	1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
PID 1916 wrote to memory of 268	1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
PID 1916 wrote to memory of 268	1916	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe	39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe

C:\Users\Admin\AppData\Local\Temp\39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
"C:\Users\Admin\AppData\Local\Temp\39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1916

C:\Users\Admin\AppData\Local\Temp\39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe
"C:\Users\Admin\AppData\Local\Temp\39c29125a8c776bd6eed886f346804a23d518b77_1643743531128.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:268

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nstC313.tmp\rrkssezi.dll
MD5
0b9de97b386a1a82cee5d3e059b7ec9b

SHA1
cc730fba70941afa39a9827fea215c9f099a6d01

SHA256
ad29dd53baa1e19fe4cacd99b9dea3b6e7fba8c6d89fe0492244de4414948e21

SHA512
b36cef8eb5fdf990ed79fd718a250e6f736e585516b4cfc97b7a0aba6f254e8997d8cf0262b0f4a894dc91e13c2b22aaa1eac554c2e23c42e50e8bc2fae3ad3d

Download Submit
memory/268-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/268-56-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download
memory/1916-53-0x0000000075F21000-0x0000000075F23000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads